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- /*
- * Copyright (C) 2019, Matthias Sohn <matthias.sohn@sap.com>
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- package org.eclipse.jgit.junit.time;
-
- import java.io.IOException;
- import java.io.UncheckedIOException;
- import java.nio.file.Files;
- import java.nio.file.Path;
- import java.nio.file.attribute.FileTime;
- import java.time.Instant;
-
- import org.eclipse.jgit.util.FS;
-
- /**
- * Utility methods for handling timestamps
- */
- public class TimeUtil {
- /**
- * Set the lastModified time of a given file by adding a given offset to the
- * current lastModified time
- *
- * @param path
- * path of a file to set last modified
- * @param offsetMillis
- * offset in milliseconds, if negative the new lastModified time
- * is offset before the original lastModified time, otherwise
- * after the original time
- * @return the new lastModified time
- */
- public static Instant setLastModifiedWithOffset(Path path,
- long offsetMillis) {
- Instant mTime = FS.DETECTED.lastModifiedInstant(path)
- .plusMillis(offsetMillis);
- try {
- Files.setLastModifiedTime(path, FileTime.from(mTime));
- return mTime;
- } catch (IOException e) {
- throw new UncheckedIOException(e);
- }
- }
-
- /**
- * Set the lastModified time of file a to the one from file b
- *
- * @param a
- * file to set lastModified time
- * @param b
- * file to read lastModified time from
- */
- public static void setLastModifiedOf(Path a, Path b) {
- Instant mTime = FS.DETECTED.lastModifiedInstant(b);
- try {
- Files.setLastModifiedTime(a, FileTime.from(mTime));
- } catch (IOException e) {
- throw new UncheckedIOException(e);
- }
- }
-
- }
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